This Square D QDL32100 100 amp 240 vac 3 pole QD 100 circuit breaker is a circuit protection device manufactured by Square D. It shields downstream wiring and equipment from damage by interrupting the circuit during a fault or overload. Key specifications noted on this listing include 240 Vac, 100 Amp, 3 Pole. It is commonly in panel builds and electrical system retrofits.
